Microplastics in Brains: A Study
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Questions and Answers

In the context of the article, what does the word 'rapidly' suggest about the increase of microplastics?

  • A quick, fast-paced change occurring in a short time.
  • A slow, gradual change over a long period. (correct)
  • A change that is consistent and unnoticeable.
  • A change that is only related to certain geographical areas.

How does the article use the word 'potential' when discussing the role of microplastics in neurodegenerative diseases?

  • To state with certainty the definitive impact of microplastics.
  • To deny any possible link between microplastics and diseases.
  • To indicate the possible but not yet proven role of microplastics. (correct)
  • To highlight the established benefits of microplastics in treating diseases.

What does the phrase 'broken down' imply when describing microplastics in the article?

  • Assembled into larger, more complex structures.
  • Preserved in their original state without undergoing changes. (correct)
  • Relocated from one area to another without changing form.
  • Decomposed or disintegrated into smaller particles.

In the article, why is it significant that the research was 'published in the journal Nature medicine'?

<p>It indicates the research is purely speculative and lacks scientific validation. (B)</p> Signup and view all the answers

What is meant by 'microplastic concentration was much higher in the brain tissue'?

<p>The size of microplastics found was larger than in other tissues. (B)</p> Signup and view all the answers

In the context of the study, what does it mean to say that the scientists 'extended the analysis'?

<p>They kept analysis the same, with the same samples. (B)</p> Signup and view all the answers

What does the article imply by stating, 'The data showed an increasing Trend in microplastic contamination of brains from 1997 to 2024'?

<p>The amount of microplastic contamination grew gradually over time. (C)</p> Signup and view all the answers

According to the information, what percentage of the total plastic found was polyethylene?

<p>75% (C)</p> Signup and view all the answers

Why should we use caution when interpreting the study's suggestion that microplastics 'may make their way into human organs at increasing rates'?

<p>The study suggests that microplastics are harmless and pose no risk. (C)</p> Signup and view all the answers

What is the significance of the word CHOICE 'suggest' in the sentence, 'These findings suggest that environmental micro and nanoplastics levels are rising'?

<p>It indicates the findings have been definitively disproven. (B)</p> Signup and view all the answers

How does the article use the word 'alarming' in the phrase 'an alarming accumulation of plastic particles'?

<p>To suggest that the accumulation is negligible and harmless. (C)</p> Signup and view all the answers

How does the study use 'consume' in the sentence, 'people consume the tiny particles via food water and by breathing them in'?

<p>To mean people ingest the tiny particles. (B)</p> Signup and view all the answers

What is the function of 'while' in the sentence, 'While the study uncovered an association between plastic accumulation and certain health conditions, larger and more diverse studies are needed to confirm long-term trends and potential health risks'?

<p>To support the association between plastic accumulation and certain health conditions. (C)</p> Signup and view all the answers

What is the meaning of 'uncovered' in the sentence, 'While the study uncovered an association between plastic accumulation and certain health conditions'?

<p>To mean the study disproved any associations. (B)</p> Signup and view all the answers

In the context of the lesson, what does 'accumulates' mean in the sentence 'My vocabulary accumulates rapidly'?

<p>Gradually gathers or increases (A)</p> Signup and view all the answers

According to the lesson, what part of speech is 'accumulation' in the sentence 'The accumulation of plastic particles in human brains is raising concerns'?

<p>Adjective (D)</p> Signup and view all the answers

According to the lesson, what does 'raising concerns' mean in the sentence discussing the accumulation of plastic particles in human brains?

<p>Having no impact (B)</p> Signup and view all the answers

Based on the lesson, what is the significance of using the modal verb 'may' in the headline 'Levels of Microplastics in Human Brains May Be Rapidly Rising'?

<p>Indicates a strong request or command. (C)</p> Signup and view all the answers

In the context of the lesson, what does it mean to 'extend the deadline'?

<p>To make the deadline shorter. (B)</p> Signup and view all the answers

According to the lesson, what is the noun form of the verb 'extend'?

<p>Extends (C)</p> Signup and view all the answers

According to the lesson, what does 'make up' mean in the sentence 'It made up 75% of the Total Plastic on average'?

<p>Construct (B)</p> Signup and view all the answers

According to the lesson, what does 'Trend' mean in the sentence 'The data showed an increasing Trend in microplastic contamination of brains from 1997 to 2024'?

<p>temporary event (B)</p> Signup and view all the answers

In the lesson, what is the purpose of the word "while', as in the phrase, "While the study uncovered an association between plastic accumulation and certain health conditions..."?

<p>To confirm the accuracy of the study's findings. (C)</p> Signup and view all the answers

In the context of the lesson about microplastics in human brains, the lesson contrasts past simple and present perfect. Why is the past simple used in '...28 people who died in 2016...'?

<p>To indicate a completed action at a specific past time. (B)</p> Signup and view all the answers

What does the word 'consume' most likely mean in the sentence, 'People consume the tiny particles via food, water, and by breathing them in'?

<p>To create. (C)</p> Signup and view all the answers

In the phrase 'raising concerns about their potential role in neurodegenerative disease', what does 'potential' imply about the link between microplastics and such diseases?

<p>The link is currently only a possibility, not yet a certainty. (C)</p> Signup and view all the answers

According to the content, how did scientists 'extend the analysis' of microplastics in brain tissue?

<p>By shortening the duration of the study. (B)</p> Signup and view all the answers

The content states, 'The data showed an increasing trend in microplastic contamination of brains from 1997 to 2024.' What does 'increasing trend' suggest?

<p>A consistent level of microplastic contamination over time. (C)</p> Signup and view all the answers

If a study 'uncovered an association between plastic accumulation and certain health conditions,' what does 'uncovered' mean in this context?

<p>Ignored a potential relationship. (C)</p> Signup and view all the answers

The researcher wants to emphasize the PRESENT RESULT of a past action. Which tense should the researcher use to say someone relevant to their study has died?

<p>Past perfect. (B)</p> Signup and view all the answers

In the context of discussing research findings, what does 'suggest' imply when stating that 'these findings suggest that environmental micro and nanoplastics levels are rising'?

<p>It contradicts definitive evidence which demonstrates levels are stable. (B)</p> Signup and view all the answers

In reference to scientific research, what is meant when stating researchers are going to 'extend the analysis'?

<p>To restrict the scope of the study. (B)</p> Signup and view all the answers

According to the lesson, what language device does a presenter use to signal a point will be contrasted?

<p>While (D)</p> Signup and view all the answers

The scientists found an 'increasing trend'. What does 'trend' mean most closely in this context?

<p>A general direction. (C)</p> Signup and view all the answers

According to what was presented, what does the adverb 'rapidly' suggest?

<p>The action occurs slowly. (C)</p> Signup and view all the answers

When do you use PAST SIMPLE rather than PRESENT PERFECT?

<p>If you want to emphasize the present result of a past action. (A)</p> Signup and view all the answers

I want to request a professor to extend the deadline so that it is due later. Which expression is CORRECT?

<p>Give I extension on the deadline, please? (B)</p> Signup and view all the answers

During a discussion of new finding, the word CHOICE 'suggests' carries what implication?

<p>The results are the product of a strong bias. (B)</p> Signup and view all the answers

Because microplastic trash gradually gathers in the environment over time, what verb can we use to describe this process?

<p>It is swiftly neutralized. (D)</p> Signup and view all the answers

In what context would the expressions 'teeny tiny' or 'itty bitty' be most appropriate?

<p>Presenting findings at an academic conference. (C)</p> Signup and view all the answers

How does the video differentiate between using 'she died' and 'she has died'?

<p>'She died' is used with a specific past date, while 'she has died' emphasizes the present result of a past action. (C)</p> Signup and view all the answers

What does it mean to be 'on the fence' about something?

<p>Unable to remember something clearly. (D)</p> Signup and view all the answers

If a scientist says they 'extended the analysis,' what did they most likely do?

<p>Stopped working overtime. (C)</p> Signup and view all the answers

What is the function of the phrase 'from X to Y' in a sentence, as explained in the video?

<p>To show a range or extent, often in a dramatic way. (C)</p> Signup and view all the answers

How does the video describe the meaning of 'alarming'?

<p>Something that is colorful and attractive. (C)</p> Signup and view all the answers

If someone asks to receive 'an extension on the deadline,' what are they requesting?

<p>To have the length of the deadline increased. (C)</p> Signup and view all the answers

What does the video suggest about the use of the modal verb 'may' in the article's headline?

<p>It indicates a possibility, not a confirmed fact. (C)</p> Signup and view all the answers

In the context of scientific findings, what is implied when a study 'uncovered' a connection?

<p>The connection was intentionally hidden by someone. (C)</p> Signup and view all the answers

According to the video, what does 'consume' mean in the context of people and microplastics?

<p>To ingest through eating, drinking, or breathing. (C)</p> Signup and view all the answers

Based on the video, what is the significance of the journal name 'Nature Medicine' being capitalized?

<p>It is capitalized because it's a common noun. (C)</p> Signup and view all the answers

What must be considered when changing a word, according to the video?

<p>The new word must start with the same letter. (C)</p> Signup and view all the answers

The data shows 'an increasing trend.' Based on the video, what is the best description of 'trend'?

<p>A temporary result. (D)</p> Signup and view all the answers

What does the phrasal verb 'make up' mean, as used in the sentence, 'It made up 75% of the Total Plastic on average'?

<p>To invent a story. (C)</p> Signup and view all the answers

According to the video, what is the purpose of using 'while' at the beginning of a sentence?

<p>To make an important point. (C)</p> Signup and view all the answers

Flashcards

Microplastics

Extremely small, tiny plastic particles.

Accumulate

Gradually gathers or increases over a period of time.

Neurodegenerative

Diseases relating to the brain.

Broken down (phrasal verb)

Decomposed or disintegrated.

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Summit

The highest point of a mountain.

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Consume

To ingest something.

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Concentration

The number of particles in a specific container.

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Extend

To increase the length in terms of a timeline or deadline.

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Association

Connection or link.

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Uncover

To show for the first time; reveal.

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Make Up

Represent or Accounted for

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On the fence

It means you're still deciding, you haven't decided

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Study Notes

Microplastics in Human Brains

  • Study indicates microplastic levels in human brains may be increasing rapidly.
  • Microplastics are extremely small plastic particles.
  • Alternatives to "small" include "little" and "teeny."
  • "Teeny tiny," "itty bitty," and "teeny weeny" are cutesy, informal words for very small items.
  • "May" implies possibility, not a confirmed fact.
  • "Rising" means increasing; "rapidly" means quickly.
  • English fluency is rising rapidly thanks to learn English with the news lessons.

Research Findings

  • New research revealed an alarming accumulation of plastic particles in human brains.
  • Accumulation refers to a gradual gathering or increase over time.
  • Accumulation of plastic particles raises concerns about their potential role in neurodegenerative diseases.
  • Neurodegenerative diseases are diseases related to the brain, such as Alzheimer's or Parkinson's.
  • "Potential role" signifies a possibility, not a certainty.
  • The Finally Fluent Academy is a premium training program to study native English speakers from TV, Movies, YouTube and the News.

Microplastic Prevalence

  • Microplastics are broken down from plastic waste and have polluted the entire planet.
  • Microplastics are found from the summit of Mount Everest to the deepest oceans, illustrating their widespread presence.
  • People consume these particles via food, water, and by breathing them in.
  • The research was published in the journal Nature Medicine.
  • New research analyzed samples of brain, liver, and kidney tissues.
  • Samples were taken from 28 people who died in 2016 and 24 who died in 2024 in New Mexico.

Grammar Points

  • Use the past simple tense with a specific past date such as 2016 or two years ago (e.g., she died in 2016).
  • Present Perfect is a completed past action, but you're emphasizing the result in the present.
  • Microplastic concentration, or the number of microplastic particles, was much higher in brain tissue.
  • Concentration can also refer to mental focus.
  • Extending analysis refers to increasing the length or scope of the timeline or deadline.
  • "Can you give me an extension on the deadline" is a common phrase.
  • Increasing trend refers to a pattern of growth over time.
  • Common to talk about trends like the internet, technology, AI, and automation.

Data and Implications

  • Data showed an increasing trend in microplastic contamination of brains from 1997 to 2024.
  • Polyethylene, used in plastic bags and food packaging, made up 75% of the total plastic found.
  • Findings suggest environmental micro and nanoplastics levels are rising and may enter human organs at increasing rates.
  • "May" indicates a possibility, not a fact.
  • "Suggest" implies a possibility, unlike "prove" or "demonstrate."
  • "On the fence" means still deciding.

Association vs. Proof

  • The study uncovered an association, or connection, between plastic accumulation and certain health conditions.
  • Association is a connection or link between two things.
  • While introducing a contrast, implies the point after is of opposite conotation to the one before.
  • More diverse studies are needed to confirm long-term trends and potential health risks.
  • Uncovered means revealed or showed for the first time.
  • More research is needed to confirm or show proof the link between microplastics and certain health conditions.

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Description

A recent study indicates a rapid increase of microplastic levels in human brains. Microplastics are extremely small plastic particles which accumulate over time. This accumulation raises concerns about potential links to neurodegenerative diseases.

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